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CVE-2013-1193

Published: Apr 16, 2013Updated: Apr 29, 2026 Sources: CVE List NVDNVD-CWE-Other
NVD MITRE
5.0CVSSMEDIUM
EPSS Score
1.2%
Top 34.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

The Secure Shell (SSH) implementation on Cisco Adaptive Security Appliances (ASA) devices, and in Cisco Firewall Services Module (FWSM), does not properly terminate sessions, which allows remote attackers to cause a denial of service (SSH service outage) by repeatedly establishing SSH connections, aka Bug IDs CSCue63881, CSCuf51892, CSCue78671, and CSCug26937.

CVSS Vector Breakdown

AV:NAC:LAu:NC:NI:NA:P
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Au:NAuthentication
None
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:PAvailability
Partial
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Weaknesses

NVD-CWE-Other

Affected Products

n/an/a
firewall services modulecisco
On-premNetwork Device
Networking Infrastructure / firewall
adaptive security appliance softwarecisco
On-premNetwork Device
Networking Infrastructure / firewall
ciscocommercialUSNetworking Infrastructureaka cisco systems, cisco systems inc.

Exploitability

Official Patch Available

References

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1193
tools.cisco.com

Timeline

Published
Apr 16, 2013
Last Updated
Apr 29, 2026

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